Vulnerability Report

CVE-2019-25038

Title: Nlnetlabs Unbound Memory Corruption

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2019-25038.

CWE Category CWE-190
Published Date Apr 27, 2021
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 9.8 CVSS v3.1
Exploit Probability (EPSS)
2.04%

Vulnerability Summary

CVE-2019-25038: Unbound before 1.9.5 allows an integer overflow in a size calculation in dnscrypt/dnscrypt.c. NOTE: The vendor disputes that this is a vulnerability. Although the code may be vulnerable, a running Unbound installation cannot be remotely or locally exploited

Impacted Vendors

F
fedoraproject 1
N
nlnetlabs 1
U
unbound 1

Reference Links

https://lists.debian.org/debian-lts-announce/2021/05/msg00007.html https://ostif.org/our-audit-of-unbound-dns-by-x41-d-sec-full-results/ https://security.netapp.com/advisory/ntap-20210507-0007/ https://lists.debian.org/debian-lts-announce/2021/05/msg00007.html https://ostif.org/our-audit-of-unbound-dns-by-x41-d-sec-full-results/ https://security.netapp.com/advisory/ntap-20210507-0007/
CVSS v3.1
Source Entity [email protected]
Severity CRITICAL
9.8
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
Source Entity [email protected]
Severity HIGH
7.5
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:L/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2019-25038 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.